Home / 868,824.20-1,304,402.70-554,673.80

Finding the Fourth Proportional to 868,824.20, 1,304,402.70 and 554,673.80

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Solution

The fourth proportional to 868,824.20, 1,304,402.70 and 554,673.80 is: 832,755.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,824.20 : 1,304,402.70 = 554,673.80 : x
  2. Step 2: Convert to fraction form
    868,824.20/1,304,402.70 = 554,673.80/x
  3. Step 3: Cross multiply
    868,824.20x = 1,304,402.70 × 554,673.80
  4. Step 4: Simplify right side
    868,824.20x = 723,518,002,339.26
  5. Step 5: Solve for x
    x = 723,518,002,339.26/868,824.20
  6. Step 6: Final answer
    x = 832,755.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.